MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX and flexPWR
®
Technology in a Small Footprint
Datasheet
Table 7.10 Internal Pull-Up / Pull-Down Configurations
NAME
nINT/TXER/TXD4
TXEN
RXD0/MODE0
RXD1/MODE1
RXD2/RMIISEL
RXD3/PHYAD2
RXER/RXD4/PHYAD0
RXCLK/PHYAD1
COL/CRS_DV/MODE2
CRS
LED1/REGOFF
LED2/nINTSEL
MDIO
nRST
PULL-UP OR PULL-DOWN
Pull-up
Pull-down
Pull-up
Pull-up
Pull-down
Pull-down
Pull-down
Pull-down
Pull-up
Pull-down
Pull-down
Pull-up
Pull-up
Pull-up
Table 7.11 100Base-TX Transceiver Characteristics
PARAMETER
Peak Differential Output Voltage High
Peak Differential Output Voltage Low
Signal Amplitude Symmetry
Signal Rise & Fall Time
Rise & Fall Time Symmetry
Duty Cycle Distortion
Overshoot & Undershoot
Jitter
Note 7.4
Note 7.5
Note 7.6
SYMBOL
V
PPH
V
PPL
V
SS
T
RF
T
RFS
D
CD
V
OS
MIN
950
-950
98
3.0
-
35
-
TYP
-
-
-
-
-
50
-
MAX
1050
-1050
102
5.0
0.5
65
5
1.4
UNITS
mVpk
mVpk
%
nS
nS
%
%
nS
NOTES
Measured at the line side of the transformer, line replaced by 100Ω (± 1%) resistor.
Offset from 16 nS pulse width at 50% of pulse peak
Measured differentially.
SMSC LAN8710/LAN8710i
71
Revision 1.0 (04-15-09)
DATASHEET
SMSC [ SMSC CORPORATION ]
